rt809h

MOHDJ9709

Sir, today I am facing this error, MMC read write to is not working at all. What is the solution? My USB jack socket of RT809H has fallen down, I have connected it to another wire but it is not working for me,the conecter of rt809h also broken.shuld i purchase new one or it can be ripair.what should I do?
there is two smd component
one of them npn transistor and the other one
is mosffet I pull them from pcb and checked
the transistor is good but the mosffet is short.
i checked all the mosffets from 1 to 48 all of them
(s) pin is shorted to the ground.
I can change all the 7002 n channel mosfet.
but may be the main cheep is short then
no profit to ripair it. because main chipe
pin have low ohms to the ground.i think i should buy new one.
                 or
how can I send it to you .what is the add

我的维修

Suggest trying the original USB cable

启航维修

Sir, you may purchase a new mini USB socket and connector, or purchase a brand new 809H

技术支持007

It is recommended to check the components for damage according to the following markings, and replace them to confirm whether they are repaired. If the damaged parts have been replaced or these components are not damaged, please contact your seller for handling, and may need to be returned to China for repair.

sgw1970

太不仔细了，好几百的东西啊

恒鑫电脑科技

老天，说的啥，我咋看不明白呢？

MOHDJ9709

恒鑫电脑科技 2024-4-1 22:38
老天，说的啥，我咋看不明白呢？

Sorry for the inconvenience

良田197377

Congratulations on the